Legal entities established as gunsmiths may carry out operations with weapons and ammunition only after obtaining authorization or, as the case may be, after appropriately supplementing it, which is done upon request by the police structure within whose territorial jurisdiction the headquarters or the work point where the operations are to take place is located. To obtain the authorization or, as the case may be, to supplement it, the gunsmith must submit an application specifying the category of operations to be carried out, accompanied by the documents provided in Article 143 of the Methodological Norms for the implementation of Law No. 295/2004 regarding the regime of weapons and ammunition, approved by Government Decision No. 11/2018.